// Object.is

console.log(+0 === -0);

console.log(NaN === NaN);

console.log(Object.is(-0, +0));

console.log(Object.is(NaN, NaN));

console.log(Object.is('foo', 'foo'));

console.log(Object.is({ name: 'cuvee' }, { name: 'cuvee' }));
